package com.tsinghuabigdata.edu.ddmath.utils;

/**
 * Created by 28205 on 2016/8/30.
 */

import android.text.TextUtils;

public class StringUtil {
    public static boolean isEmpty(String s) {
        boolean empty = false;
        if (TextUtils.isEmpty(s) || (s.trim().toLowerCase()).equals("null")) {
            empty = true;
        } else {
            empty = false;
        }
        return empty;
    }
}